a beautiful hyperrealistic ultradetailed 3d render of a gigantic mecha guarding a dragon, by brian sum and stephen martiniere and antonio manzanedo:3|mech, dragon, unreal engine, octane render, pbr, 3d, brilliantly colored, intricate, wide angle, volumetric lighting, polished, path tracing, |people, sphere, balloon, blurry, blur, depth of field, dof, bokeh, low quality, obscured, macro, jpeg artifacts